महाभारतः mahābhārataḥ - book-7, chapter-135, verse-50

द्रौणिर्द्रुपदपुत्रस्य फल्गुनस्य च पश्यतः ।
नाशयामास पाञ्चालान्भूयिष्ठं ये व्यवस्थिताः ॥५०॥

50. drauṇirdrupadaputrasya phalgunasya ca paśyataḥ ,
nāśayāmāsa pāñcālānbhūyiṣṭhaṁ ye vyavasthitāḥ.

50. drauṇiḥ drupadaputrasya phālgunasya ca paśyataḥ
nāśayāmāsa pāñcālān bhūyiṣṭhaṃ ye vyavasthitāḥ

50. drupadaputrasya ca phālgunasya paśyataḥ ye
bhūyiṣṭhaṃ vyavasthitāḥ pāñcālān drauṇiḥ nāśayāmāsa

50. While Drupada's son and Phalguna (Arjuna) watched, Drauni destroyed the majority of the Panchalas who were arrayed (in battle).

Words meanings summery:

• द्रौणिः (drauṇiḥ) - Drauni, son of Drona (Aśvatthāmā)

• द्रुपदपुत्रस्य (drupadaputrasya) - of Drupada's son (Dhṛṣṭadyumna)

• फाल्गुनस्य (phālgunasya) - of Phalguna (Arjuna)

• च (ca) - and, also

• पश्यतः (paśyataḥ) - while seeing, of the one seeing, in the sight of

• नाशयामास (nāśayāmāsa) - destroyed, caused to perish

• पाञ्चालान् (pāñcālān) - the Panchalas

• भूयिष्ठं (bhūyiṣṭhaṁ) - mostly, in the greatest degree, a large number

• ये (ye) - who, those who

• व्यवस्थिताः (vyavasthitāḥ) - were arrayed, were standing, were situated

Words meanings and morphology

द्रौणिः (drauṇiḥ) - Drauni, son of Drona (Aśvatthāmā)

(proper noun)

Nominative, masculine, singular of drauṇi

drauṇi - son of Drona, Aśvatthāmā

Patronymic from droṇa.

द्रुपदपुत्रस्य (drupadaputrasya) - of Drupada's son (Dhṛṣṭadyumna)

(proper noun)

Genitive, masculine, singular of drupadaputra

drupadaputra - son of Drupada

Compound type : tatpuruṣa (drupada+putra)

• drupada – name of a king (king of Pañcāla)
  proper noun (masculine)
• putra – son
  noun (masculine)

फाल्गुनस्य (phālgunasya) - of Phalguna (Arjuna)

(proper noun)

Genitive, masculine, singular of phālguna

phālguna - name of Arjuna, born under the constellation Phalgunī

च (ca) - and, also

(indeclinable)

पश्यतः (paśyataḥ) - while seeing, of the one seeing, in the sight of

(adjective)

Genitive, masculine, singular of paśyat

paśyat - seeing, beholding, observing

Present Active Participle

Present active participle of root dṛś (to see), with the stem paśya-.

Root: dṛś (class 1)

Note: Used here in a construction indicating accompaniment or circumstance ('while X sees').

नाशयामास (nāśayāmāsa) - destroyed, caused to perish

(verb)

3rd person , singular, active, perfect past (liṭ) of nāśaya

Causative Perfect tense

Causative stem of root naś (to perish). Perfect tense (liṭ), 3rd person singular, formed with secondary suffix -āmasa.

Root: naś (class 4)

पाञ्चालान् (pāñcālān) - the Panchalas

(proper noun)

Accusative, masculine, plural of pāñcāla

pāñcāla - a native or ruler of Pañcāla, the Pañcālas (a people/country)

भूयिष्ठं (bhūyiṣṭhaṁ) - mostly, in the greatest degree, a large number

(adjective)

Accusative, neuter, singular of bhūyiṣṭha

bhūyiṣṭha - most, very much, in greatest measure, greatest in number

Superlative degree of bahu (much, many).

Note: Functions adverbially, modifying the act of destruction or quantity of those destroyed.

ये (ye) - who, those who

(pronoun)

Nominative, masculine, plural of yad

yad - who, which, what, that

व्यवस्थिताः (vyavasthitāḥ) - were arrayed, were standing, were situated

(adjective)

Nominative, masculine, plural of vyavasthita

vyavasthita - arranged, arrayed, stationed, fixed, determined

Past Passive Participle

Past passive participle of vi-ava-sthā (to stand, to be arranged).

Prefixes: vi+ava

Root: sthā (class 1)